72 lines
1.8 KiB
Vue
72 lines
1.8 KiB
Vue
<template>
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<van-config-provider :theme="theme">
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<RouterView />
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<van-tabbar v-model="active" v-show="showTabbar" fixed>
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<van-tabbar-item icon="notes-o" to="/calendar">
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日历
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</van-tabbar-item>
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<van-tabbar-item icon="balance-list-o" to="/" @click="handleTabClick('/')">
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账单
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</van-tabbar-item>
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<van-tabbar-item icon="records-o" to="/email" @click="handleTabClick('/email')">
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邮件
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</van-tabbar-item>
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<van-tabbar-item icon="setting-o" to="/setting">
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设置
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</van-tabbar-item>
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</van-tabbar>
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</van-config-provider>
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</template>
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<script setup>
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import { RouterView, useRoute } from 'vue-router'
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import { ref, onMounted, onUnmounted, computed } from 'vue'
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const route = useRoute()
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// 根据路由判断是否显示Tabbar
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const showTabbar = computed(() => {
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return route.path === '/' ||
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route.path === '/calendar' ||
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route.path === '/email' ||
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route.path === '/setting'
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})
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const active = ref(0)
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const theme = ref('light')
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// 检测系统深色模式
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const updateTheme = () => {
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const isDark = window.matchMedia('(prefers-color-scheme: dark)').matches
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theme.value = isDark ? 'dark' : 'light'
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}
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// 监听系统主题变化
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let mediaQuery
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onMounted(() => {
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updateTheme()
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mediaQuery = window.matchMedia('(prefers-color-scheme: dark)')
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mediaQuery.addEventListener('change', updateTheme)
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})
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onUnmounted(() => {
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if (mediaQuery) {
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mediaQuery.removeEventListener('change', updateTheme)
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}
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})
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// 处理tab点击，如果点击当前页面则滚动到顶部
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const handleTabClick = (path) => {
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if (route.path === path) {
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window.scrollTo({ top: 0, behavior: 'smooth' })
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}
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}
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</script>
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<style scoped>
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/* TabBar 固定在底部，不占用文档流空间 */
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:deep(.van-tabbar) {
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padding-bottom: 0 !important;
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}
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</style>
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